AIR G SOCIAL SERVICES ... *** ??

After phoning Vodacom to cancel this Air G social Services messages , TO MY SURPRISE A WEEK LATER i received yet another message stating \YOUR RECURRING R7.00 SUBSCRIPTION to Air G Social Services will be billed on 2015.06.13 - I dont know what this is about - i have never subscribed to anything in such manner ??? And when phoning Vodacom i demanded my money back to which they just avoid that subject and give a solution which doesnt even work !!! <br> "